Table 1.
Summary data (mean and standard deviation or number (%)) and number (%) missing for putative risk factors, by study
| AusDiab | BMES | CUDS | Dubbo | MCCS | NWAHS | All Cohorts | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Summary | Missing | Summary | Missing | Summary | Missing | Summary | Missing | Summary | Missing | Summary | Missing | Summary | Missing | |
| n | 7417 | 3558 | 894 | 1747 | 38897 | 2316 | 54829 | |||||||
| Age | 54.06 (9.49) | nil | 61.14 (6.91) | nil | 55.00 (9.72) | nil | 65.86 (4.3) | nil | 55.02 (8.61) | nil | 54.61 (9.77) | nil | 55.62 (8.94) | nil |
| Women, n (%) | 4103 (55) | nil | 2063 (58) | nil | 510 (57) | nil | 987 (57) | nil | 23430 (60) | nil | 1241 (54) | nil | 32582 (59) | nil |
| Systolic blood pressure | 130.44 (18.19) | 30 (0.4) | 142.37 (19.94) | 17 (0.48) | 132.11 (21.70) | nil | 144.17 (22.19) | nil | 136.55 (19.0) | 88 (0.23) | 130.23 (17.86) | 1 (0.04) | 136.01 (19.34) | 136 (0.25) |
| Total cholesterol | 5.79 (1.05) | 1 (0.01) | 5.92 (1.05) | 442 (12.42) | 5.42 (0.98) | nil | 6.57 (1.23) | 4 (0.23) | 5.53 (1.06) | 148 (0.38) | 5.45 (1.03) | 17 (0.73) | 5.61 (1.08) | 612 (1.16) |
| HDL cholesterol | 1.43 (0.39) | 2 (0.03) | 1.45 (0.43) | 445 (12.51) | 1.45 (0.39) | nil | 1.38 (0.38) | 7 (0.40) | 1.41 (0.40) | 33815 (86.93) | 1.37 (0.39) | 18 (0.72) | 1.42 (0.40) | 34286 (62.5) |
| Diabetes, n (%) | 458 (6) | 1 (0.01) | 204 (6) | 3 (0.08) | 65 (7.3) | nil | 85 (5) | nil | 1478 (4) | 6 (0.02) | 142 (6) | nil | 2432 (4) | 10 (0.02) |
| FPG (mmol/L) | 5.60 (1.22) | 1 (0.01) | 5.28 (1.50) | 342 (9.10) | 5.27 (1.50) | nil | 5.32 (1.68) | 11 (0.60) | 5.65 (1.10) | 12659 (32.5)* | 5.40 (1.50) | nil | 5.70 (1.51) | 13013 (23.4) |
| SEIFA fifth, n (%) | 17 (0.22) | 6 (0.16) | 6 (0.75) | nil | 128 (0.33) | 8 (0.32) | 165 (0.30) | |||||||
| 1st (most disadvantaged) | 625 (8.43) | nil | 558 (62.42) | 1747 (100) | 5537 (14.28) | 843 (36.40) | 9310 (16.98) | |||||||
| 2nd | 1310 (17.66) | 2466 (69.31) | 237 (26.51) | nil | 8023 (20.69) | 537 (23.219) | 12573 (22.93) | |||||||
| 3rd | 2151 (29.00) | nil | 93 (10.40) | nil | 7149 (18.44) | 371 (16.02) | 9764 (17.781) | |||||||
| 4th | 1460 (19.68) | 1085 (30.49) | nil | nil | 7978 (20.58) | 473 (20.42) | 10996 (20.06) | |||||||
| 5th (least disadvantaged) | 1854 (25.00) | 1 (0.03) | nil | nil | 10082 (26.01) | 84 (3.63) | 12021 (21.92) | |||||||
| Current smoker, n (%) | 1050 (14) | 131 (1.77) | 558 (16) | 116 (3.26) | 137 (15) | nil | 309 (18) | 18 (1.03) | 4378 (11) | 10 (0.03) | 453 (20) | 16 (0.69) | 6885 (13) | 291 (0.53) |
| eGFR (ml/min/m2) | 94.11 (14.04) | 33 (0.44) | 66.96 (14.78) | 795 (22.34) | 87.15 (15.73) | nil | n/a | 1747 (100) | n/a | 38897 (100) | n/a | 2316 (100) | 86.75 (18.46) | 43788 (79.86) |
| Albumin-creatinine ratio | 1.61 (7.22) | 37 (0.50) | n/a | 3558 (100) | n/a | 894 (100) | n/a | 1747 (100) | n/a | 38897 (100) | n/a | 2316 (100) | 1.61 (7.22) | 47449 (86.55) |
| Family history CVD, n (%) | n/a | 7417 (100) | n/a | 3558 (100) | n/a | 894 | 603 (35) | nil | 19830 (51) | nil | 1551 (67) | 34 (1.47) | 21984 (40) | 11903 (27.71) |
| BMI | 27.26 (4.97) | 64 (0.86) | 26.99 (4.86) | 40 (1.22) | 28.18 (5.19) | 2 (0.22) | 26.12 (4.25) | 2 (0.11) | 26.86 (4.42) | 27 (0.07) | 28.50 (5.48) | 1 (0.04) | 26.99 (4.60) | 136 (0.25) |
| High school +, n (%) | 2692 (36) | 4 (0.05) | 2130 (60) | 222 (6.24) | 211 (24) | nil | 490 (29) | 42 (2.40) | 12797 (33) | 9 (0.02) | 1204 (52) | 656 (2.42) | 19524 (36) | 333 (0.61) |
| CVD death, n (%) | 87 (1.17) | nil | 246 (6.91) | nil | 6 (0.67) | nil | 320 (18.32) | nil | 691 (1.80) | 606 (1.56) | 25 (1.08) | nil | 1375 (2.51) | 606 (1.11) |
| Years of follow-up, mean | 11.77 | n/a | 15.17 | n/a | 9.82 | n/a | 18.09 | n/a | 18.04 | n/a | 10.46 | n/a | 16.55 | nil |
AusDiab Australian Diabetes, Obesity and Lifestyle Study, BMES Blue Mountains Eye Study, CUDS Crossroads Undiagnosed Diabetes Study, MCCS Melbourne Collaborative Cohort Study, NWAHS North West Adelaide Health Study, FPG Fasting plasma glucose, SEIFA Socioeconomic index for areas, eGFR estimated glomerular filtration rate, BMI body mass index
* Participants who did not fast were recorded as missing FPG